diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-stm32.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-stm32.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/i2c/busses/i2c-stm32.c b/drivers/i2c/busses/i2c-stm32.c index 1da347e6a358..3f69a3bb6119 100644 --- a/drivers/i2c/busses/i2c-stm32.c +++ b/drivers/i2c/busses/i2c-stm32.c @@ -25,8 +25,9 @@ struct stm32_i2c_dma *stm32_i2c_dma_request(struct device *dev, /* Request and configure I2C TX dma channel */ dma->chan_tx = dma_request_chan(dev, "tx"); if (IS_ERR(dma->chan_tx)) { - dev_dbg(dev, "can't request DMA tx channel\n"); ret = PTR_ERR(dma->chan_tx); + if (ret != -EPROBE_DEFER) + dev_err(dev, "can't request DMA tx channel\n"); goto fail_al; } @@ -44,8 +45,10 @@ struct stm32_i2c_dma *stm32_i2c_dma_request(struct device *dev, /* Request and configure I2C RX dma channel */ dma->chan_rx = dma_request_chan(dev, "rx"); if (IS_ERR(dma->chan_rx)) { - dev_err(dev, "can't request DMA rx channel\n"); ret = PTR_ERR(dma->chan_rx); + if (ret != -EPROBE_DEFER) + dev_err(dev, "can't request DMA rx channel\n"); + goto fail_tx; } @@ -73,7 +76,8 @@ fail_tx: dma_release_channel(dma->chan_tx); fail_al: devm_kfree(dev, dma); - dev_info(dev, "can't use DMA\n"); + if (ret != -EPROBE_DEFER) + dev_info(dev, "can't use DMA\n"); return ERR_PTR(ret); } |